National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

28°F

-2°C

Humidity 63%
Wind Speed W 8 mph
Barometer 30.16 in (1022.9 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 10 Nov 8:51 pm CST
Extended Forecast for

Round Lake Park IL

  • Tonight

    Tonight: A 20 percent chance of snow after 5am. Increasing clouds, with a low around 24. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Mostly Clear
    then Slight
    Chance Snow

  • Veterans Day

    Veterans Day: A 30 percent chance of snow, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 42. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 42 °F

    Chance Snow
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33. West wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 48. Breezy, with a west wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 48 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. West wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of snow after 5am. Increasing clouds, with a low around 24. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Veterans Day
A 30 percent chance of snow, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 42. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 33. West wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 48. Breezy, with a west wind 15 to 20 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 30. West wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 58.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
Mostly cloudy, with a high near 65.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 48.
Sunday
A chance of showers. Partly sunny, with a high near 60.
Sunday Night
A chance of showers. Partly cloudy, with a low around 34.
Monday
A chance of showers. Mostly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Round Lake Park IL
 42.33°N 88.05°W
Last Update:
8:36 pm CST Nov 10, 2025
Forecast Valid:
8pm CST Nov 10, 2025-6pm CST Nov 17, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation